Update app.py

app.py

@@ -290,7 +290,7 @@ def generate_music(
         for npy in stage1_output_set:
             codec_result = np.load(npy)
             decodec_rlt = []
-            with torch.grad():
+            with torch.no_grad():
                 decoded_waveform = codec_model.decode(
                     torch.as_tensor(codec_result.astype(np.int16), dtype=torch.long).unsqueeze(0).permute(1, 0, 2).to(
                         device))